Home / 590,384.24-885,835.56-309,835.88

Finding the Fourth Proportional to 590,384.24, 885,835.56 and 309,835.88

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Solution

The fourth proportional to 590,384.24, 885,835.56 and 309,835.88 is: 464,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,384.24 : 885,835.56 = 309,835.88 : x
  2. Step 2: Convert to fraction form
    590,384.24/885,835.56 = 309,835.88/x
  3. Step 3: Cross multiply
    590,384.24x = 885,835.56 × 309,835.88
  4. Step 4: Simplify right side
    590,384.24x = 274,463,640,267.89
  5. Step 5: Solve for x
    x = 274,463,640,267.89/590,384.24
  6. Step 6: Final answer
    x = 464,889.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.